Description
The Copeland ASF28S7 (SKU 062963) is a heavy-duty suction line filter drier engineered to safeguard refrigeration and air conditioning compressors from damaging contaminants. Designed for professional HVAC/R installations, this filter drier removes moisture, acid, and particulates from the suction line before they can reach the compressor, extending system life and maintaining peak efficiency.
Key Specifications
- Model: ASF28S7
- Connection Type: 7/8″ Sweat (ODF)
- Drier Volume: 28 cubic inches
- Filtration Rating: 40 Micron
- Maximum Working Pressure: 500 PSI
- Application: Suction Line
Product Highlights
- High-capacity 28 cubic inch desiccant core absorbs moisture and neutralizes acid to protect compressor components
- 40-micron filtration captures particulates, debris, and contaminants circulating in the refrigerant stream
- 500 PSI maximum working pressure rating supports a wide range of refrigerant applications
- 7/8″ sweat (ODF) connections allow for clean, leak-free brazed installation
- Suction line placement provides a critical last line of defense before the compressor
- Ideal for use during system changeouts, compressor replacements, or after burnout cleanup procedures
Applications
- Commercial and residential air conditioning systems
- Refrigeration systems requiring suction line protection
- Post-burnout cleanup and system restoration
- New installations requiring moisture and acid removal
The Copeland ASF28S7 suction line filter drier is a trusted component for HVAC/R technicians who demand reliable system protection. Its robust construction and high-performance desiccant core make it an essential part of any compressor protection strategy.







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